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Class Information
Number: 473/326
Name: Games using tangible projectile > Golf > Club or club support > Head > Liquid interior
Description: Subject matter wherein the ball-striking portion encloses a fluid with properties of flowability and a low tendency to disperse, and wherein the fluid remains in a fluid state when the instrument is used by the player.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7326127 |
Golf club head with gas cushion |
Feb. 5, 2008 |
| 7288030 |
Golf club head with a variably dampened face |
Oct. 30, 2007 |
| 7281988 |
Vibration-absorbing weight system for golf club head |
Oct. 16, 2007 |
| 7281989 |
Golf club head with gas cushion |
Oct. 16, 2007 |
| 7264558 |
Golf club head with filler material |
Sep. 4, 2007 |
| 7261642 |
Method for tuning a golf club head with a variably dampened face |
Aug. 28, 2007 |
| 7211006 |
Golf club including striking member and associated methods |
May. 1, 2007 |
| 7192363 |
Golf club head with a variably dampened face |
Mar. 20, 2007 |
| 7037213 |
Golf club head |
May. 2, 2006 |
| 6923733 |
Golf club heads |
Aug. 2, 2005 |
| 6641490 |
Golf club head with dynamically movable center of mass |
Nov. 4, 2003 |
| 6551199 |
Inertia capsule for golf club |
Apr. 22, 2003 |
| 6443855 |
Head of a golf club |
Sep. 3, 2002 |
| 6390932 |
Compliant polymer face golf club head |
May. 21, 2002 |
| 6361449 |
Golfer's swing tracer |
Mar. 26, 2002 |
| 6348009 |
Adjustable golf club with hydrodynamic lock-up |
Feb. 19, 2002 |
| 6296576 |
Golf club having a swing-weight housing allowing variable swing-weights and automatic counterbalancing |
Oct. 2, 2001 |
| 6231414 |
Bubble toy |
May. 15, 2001 |
| 6019687 |
Golf club having a hollow air filled head |
Feb. 1, 2000 |
| 6001025 |
Golf putting aid |
Dec. 14, 1999 |
| 5904628 |
Golf club |
May. 18, 1999 |
| 5890973 |
Golf club |
Apr. 6, 1999 |
| 5803829 |
Golf club |
Sep. 8, 1998 |
| 5788587 |
Centroid-adjustable golf club head |
Aug. 4, 1998 |
| 5632693 |
Golf club having selectively adjustable internal pressure |
May. 27, 1997 |
| 5628697 |
Golf club |
May. 13, 1997 |
| 5620351 |
Bubble toy |
Apr. 15, 1997 |
| 5489097 |
Golf club head with weights |
Feb. 6, 1996 |
| 5470071 |
Golf swing training device |
Nov. 28, 1995 |
| 5454562 |
Sports equipment for ball games having an improved attenuation of oscillations and kick-back pulses and an increased striking force |
Oct. 3, 1995 |
| 5452889 |
Ball striking device |
Sep. 26, 1995 |
| 5342052 |
Cavity putter |
Aug. 30, 1994 |
| 5290036 |
Cavity back iron with vibration dampening material in rear cavity |
Mar. 1, 1994 |
| 5263713 |
Golf club head |
Nov. 23, 1993 |
| 5121922 |
Golf club head weight modification apparatus |
Jun. 16, 1992 |
| 5082279 |
Liquid filled golf club |
Jan. 21, 1992 |
| 5064197 |
Method and means to adjust sound characteristics of club head upon impact with golf ball |
Nov. 12, 1991 |
| 4655458 |
Dynamically weighted golf club |
Apr. 7, 1987 |
| 4591160 |
Golf club head |
May. 27, 1986 |
| 4541631 |
Golf club |
Sep. 17, 1985 |
| 4330128 |
Golf putter with removable putting element |
May. 18, 1982 |
| 3993314 |
Golf club |
Nov. 23, 1976 |
| 3951413 |
Golf club driver with center of gravity movable during swing |
Apr. 20, 1976 |
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